ROOTS

updated to jdk-7u76, which appears to be more stable than jdk-8u31 (e.g. crashes jEdit/Console plugin of Mac OS X);

src/Pure
src/FOL
src/HOL
src/ZF
src/CCL
src/CTT
src/Cube
src/FOLP
src/LCF
src/Sequents
src/Doc
src/Tools